86% knows the answer to this question: "Pearls form in the shell of which creature? "

And do you know the answer to this one? "Lionel Richie sang on which 1978 hit?"

62% knows the answer to this question: "Who caused an uproar at the halftime show of the 2004 Super Bowl? "

And do you know the answer to this one? "Which of these '60s groups was British?"

38% knows the answer to this question: "In the song "Row, Row, Row Your Boat," where are you rowing your boat so merrily? "

And do you know the answer to this one? "Which of these actresses played a role in 'Some Like It Hot'?"

67% knows the answer to this question: "Who is one of the greatest golfers in the history of Japan? "

And do you know the answer to this one? "In baking, a food item browns due to the caramelisation of what?"

76% knows the answer to this question: "What animal is a meat-eating, freshwater fish? "

And do you know the answer to this one? "What is 0.88 as a percentage from 1?"

55% knows the answer to this question: "What is twice 35, plus 30? "

And do you know the answer to this one? "Martha bought a banana for 55p. How much change did she get from her £1 coin?"

52% knows the answer to this question: "Redwood is a shade of which color? "

And do you know the answer to this one? "Which word used for a press photographer originated in the 60s?"

55% knows the answer to this question: "According to color theory, what is the name given to a color which is neither warm nor cool? "

And do you know the answer to this one? "What shape is the Washington, D.C. Department of Defense headquarters which opened in 1943?"

50% knows the answer to this question: "Which country has Monaco as its capital? "

And do you know the answer to this one? "What group of animals is warm-blooded and has fur or hair?"

68% knows the answer to this question: "What is 50% of 28, add 12? "

And do you know the answer to this one? "An animal with a very long snout, originating in South and Central America, is known as what?"

88% knows the answer to this question: "What Islamic militant group operating in Afghanistan and western Pakistan was formed in 1994? "

And do you know the answer to this one? "Which Greek city has held the Olympic games twice?"

87% knows the answer to this question: "What was the first name of murderer and cult leader Manson? "

And do you know the answer to this one? "I am the son of a famous actor, I starred in the film "Fatal Attraction", who am I?"